Using multiple representations and argumentation are two fundamental processes in science. With the advancements of information communication technologies, these two processes are blended more so than ever before. However, little is known about how these two processes interact with each other in student learning. Hence, we conducted a design-based…

A critical aspect of teacher education is gaining pedagogical content knowledge of how to teach science for conceptual understanding. Given the time limitations of college methods courses, it is difficult to touch on more than a fraction of the science topics potentially taught across grades K-8, particularly in the context of relevant pedagogies.…

Three modules on chemical equilibrium, developed as resource materials for a content-methodology course in chemistry for intending teachers and also for general chemistry courses at the senior secondary and tertiary levels, are described. The use of these modules in a methodology course showed a significant development of competence in the…